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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4828819
Kind Code:
U
Application Number:
JP7153971U
Publication Date:
April 09, 1973
Filing Date:
August 10, 1971
Export Citation:
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International Classes:
E04C2/32; E04C2/30; (IPC1-7): E04C2/30



 
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